/[LeafOK_CVS]/lbbs/include/section_list.h
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Diff of /lbbs/include/section_list.h

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Revision 1.3 by sysadm, Wed May 21 09:18:17 2025 UTC Revision 1.5 by sysadm, Thu May 22 06:20:47 2025 UTC
# Line 18  Line 18 
18  #include "bbs.h"  #include "bbs.h"
19    
20  #define BBS_article_title_max_len 80  #define BBS_article_title_max_len 80
21    #define BBS_article_limit_per_section 50000
22    #define BBS_article_limit_per_page 20
23    
24  // Limit of articles (including those marked as deleted) per section = BBS_article_limit_per_block * BBS_article_block_limit_per_section  #define ARTICLE_PER_BLOCK 1000
 #define BBS_article_limit_per_block 1000  
 #define BBS_article_block_limit_per_section 50  
25    
26  struct article_t  struct article_t
27  {  {
# Line 29  struct article_t Line 29  struct article_t
29          int32_t tid;          int32_t tid;
30          int32_t cid;          int32_t cid;
31          int32_t uid;          int32_t uid;
32          int32_t prior_aid;          struct article_t *p_prior;               // prior article
33          int32_t next_aid;          struct article_t *p_next;                // next article
34            struct article_t *p_topic_prior; // same topic
35            struct article_t *p_topic_next;  // same topic
36          int8_t visible;          int8_t visible;
37          int8_t excerption;          int8_t excerption;
38          int8_t ontop;          int8_t ontop;
# Line 41  struct article_t Line 43  struct article_t
43  };  };
44  typedef struct article_t ARTICLE;  typedef struct article_t ARTICLE;
45    
46  struct article_block_t  struct section_list_t
 {  
         ARTICLE articles[BBS_article_limit_per_block];  
         int32_t article_count;  
         struct article_block_t *p_next_block;  
 };  
 typedef struct article_block_t ARTICLE_BLOCK;  
   
 struct section_data_t  
47  {  {
48          int32_t sid;          int32_t sid;
49          char sname[BBS_section_name_max_len + 1];          char sname[BBS_section_name_max_len + 1];
50          char stitle[BBS_section_title_max_len + 1];          char stitle[BBS_section_title_max_len + 1];
51          char master_name[BBS_username_max_len + 1];          char master_name[BBS_username_max_len + 1];
         ARTICLE_BLOCK *p_head_block;  
         ARTICLE_BLOCK *p_tail_block;  
         ARTICLE_BLOCK *p_block[BBS_article_block_limit_per_section];  
         int32_t block_count;  
         int32_t block_head_aid[BBS_article_block_limit_per_section];  
52          int32_t article_count;          int32_t article_count;
53          int32_t delete_count;          ARTICLE *p_article_head;
54            ARTICLE *p_article_tail;
55            ARTICLE *p_page_first_article[BBS_article_limit_per_section / BBS_article_limit_per_page];
56            int32_t page_count;
57            int32_t last_page_article_count;
58  };  };
59  typedef struct section_data_t SECTION_DATA;  typedef struct section_list_t SECTION_LIST;
60    
61  extern int section_data_pool_init(const char *filename, int article_block_count);  // article_block_count * ARTICLE_PER_BLOCK should be
62  extern void section_data_pool_cleanup(void);  // no less than BBS_article_limit_per_section * BBS_max_section,
63    // in order to allocate enough memory for blocks
64    extern int article_block_init(const char *filename, int block_count);
65    extern void article_block_cleanup(void);
66    extern int article_block_reset(void);
67    
68    extern ARTICLE *article_block_find_by_aid(int32_t aid);
69    extern ARTICLE *article_block_find_by_index(int index);
70    
71    extern SECTION_LIST *section_list_create(const char *sname, const char *stitle, const char *master_name);
72    extern void section_list_reset_articles(SECTION_LIST *p_section);
73    extern void section_list_cleanup(void);
74    extern SECTION_LIST *section_list_find_by_name(const char *sname);
75    
76  extern SECTION_DATA *section_data_create(const char *sname, const char *stitle, const char *master_name);  extern int section_list_append_article(SECTION_LIST *p_section, const ARTICLE *p_article_src);
77  extern int section_data_free_block(SECTION_DATA *p_section);  extern int section_list_set_article_visible(SECTION_LIST *p_section, int32_t aid, int8_t visible);
 extern SECTION_DATA *section_data_find_section_by_name(const char *sname);  
   
 extern int section_data_append_article(SECTION_DATA *p_section, const ARTICLE *p_article);  
 extern ARTICLE *section_data_find_article_by_aid(SECTION_DATA *p_section, int32_t aid);  
 extern ARTICLE *section_data_find_article_by_index(SECTION_DATA *p_section, int index);  
 extern int section_data_mark_del_article(SECTION_DATA *p_section, int32_t aid);  

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